s390: add z13 code generation support

[firefly-linux-kernel-4.4.55.git] / arch / s390 / Kconfig

diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index f2cf1f90295b6b38e855b398a3e0a2180e82fe4e..06c6d9ab5a8da73c8ed08fbcf35843a743177299 100644 (file)
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -65,6 +65,8 @@ config S390
        def_bool y
        select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE
        select ARCH_HAS_DEBUG_STRICT_USER_COPY_CHECKS
+       select ARCH_HAS_GCOV_PROFILE_ALL
+       select ARCH_HAS_SG_CHAIN
        select ARCH_HAVE_NMI_SAFE_CMPXCHG
        select ARCH_INLINE_READ_LOCK
        select ARCH_INLINE_READ_LOCK_BH
@@ -150,7 +152,6 @@ config S390
        select TTY
        select VIRT_CPU_ACCOUNTING
        select VIRT_TO_BUS
-       select ARCH_HAS_SG_CHAIN
 
 config SCHED_OMIT_FRAME_POINTER
        def_bool y
@@ -184,6 +185,10 @@ config HAVE_MARCH_ZEC12_FEATURES
        def_bool n
        select HAVE_MARCH_Z196_FEATURES
 
+config HAVE_MARCH_Z13_FEATURES
+       def_bool n
+       select HAVE_MARCH_ZEC12_FEATURES
+
 choice
        prompt "Processor type"
        default MARCH_G5
@@ -243,6 +248,14 @@ config MARCH_ZEC12
          2827 series). The kernel will be slightly faster but will not work on
          older machines.
 
+config MARCH_Z13
+       bool "IBM z13"
+       select HAVE_MARCH_Z13_FEATURES if 64BIT
+       help
+         Select this to enable optimizations for IBM z13 (2964 series).
+         The kernel will be slightly faster but will not work on older
+         machines.
+
 endchoice
 
 config MARCH_G5_TUNE
@@ -266,6 +279,9 @@ config MARCH_Z196_TUNE
 config MARCH_ZEC12_TUNE
        def_bool TUNE_ZEC12 || MARCH_ZEC12 && TUNE_DEFAULT
 
+config MARCH_Z13_TUNE
+       def_bool TUNE_Z13 || MARCH_Z13 && TUNE_DEFAULT
+
 choice
        prompt "Tune code generation"
        default TUNE_DEFAULT
@@ -304,6 +320,9 @@ config TUNE_Z196
 config TUNE_ZEC12
        bool "IBM zBC12 and zEC12"
 
+config TUNE_Z13
+       bool "IBM z13"
+
 endchoice
 
 config 64BIT